1) Canonical hour 2) Chamber music composition 3) Complin 4) Final canonical hour 5) French word used in English 6) Liturgy of the Hours Found on https://www.crosswordclues.com/clue/compline
Compline (n {respell|KOM|plin}; also Complin, Night Prayer, Prayers at the End of the Day) is the final church service (or office) of the day in the Christian tradition of canonical hours. The English word Compline is derived from the Latin completorium, as Compline is the completion of the working day. The word was first used in this sense about ... Found on http://en.wikipedia.org/wiki/Compline
(from the article `divine office`) ...said at any hour of the day. Lauds and Vespers are the solemn morning and evening prayers of the church. Terce, Sext, and None correspond to the ... Found on http://www.britannica.com/eb/a-z/c/121
the last of the seven canonical hours, or the service for it, originally occurring after the evening meal but now usually following immediately upon vespers. Found on https://www.infoplease.com/dictionary/compline